Kyoto, Japan

Kumiko Ishikawa

This inventor holds 5 USPTO granted patents. Top assignees: Murata Manufacturing Co., Ltd., Murata Manufacturingco., Ltd.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kumiko Ishikawa. Retrieved from https://idiyas.com/inventor/kumiko-ishikawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2016-2025

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5 patents (USPTO):Explore Patents

Title: Kumiko Ishikawa: Innovator in Ceramic Substrate Technology

Introduction

Kumiko Ishikawa is a prominent inventor based in Kyoto, Japan. She has made significant contributions to the field of ceramic substrate technology, holding a total of 5 patents. Her innovative work has paved the way for advancements in electronic components and circuit boards.

Latest Patents

Ishikawa's latest patents include a groundbreaking circuit board that features a ceramic substrate. This circuit board incorporates a protruding electrode on the surface of the ceramic substrate, along with a protective layer made of metal oxide. This protective layer covers a portion of the lateral surface of the protruding electrode and extends continuously across the boundary between the electrode and the ceramic substrate. Additionally, she has developed a method for producing a ceramic substrate that consists of a substrate body with ceramic layers and columnar projecting electrodes. This method involves several steps, including preparing electrode formation sheets, perforating them with through holes, and filling these holes with a conductive paste.

Career Highlights

Throughout her career, Kumiko Ishikawa has worked with notable companies, including Murata Manufacturing Co., Ltd. Her expertise in ceramic technology has been instrumental in the development of advanced electronic components.

Collaborations

Ishikawa has collaborated with talented individuals such as Takahiro Sumi and Jun Adachi. These partnerships have further enhanced her innovative capabilities and contributed to her success in the field.

Conclusion

Kumiko Ishikawa's contributions to ceramic substrate technology and her impressive portfolio of patents highlight her role as a leading inventor in her field. Her work continues to influence advancements in electronic components and circuit board design.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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